charge account credit vs open-end credit

charge account credit and open-end credit both are nouns.

Word	Noun	Adjective	Verb	Adverb
charge account credit	Yes	No	No	No
open-end credit	Yes	No	No	No

As nouns, charge account credit and open-end credit are synonyms defined as:

charge account credit and open-end credit: a consumer credit line that can be used up to a certain limit or paid down at any time

Other synonyms of charge account credit include revolving credit.

charge account credit (noun)	open-end credit (noun)
a consumer credit line that can be used up to a certain limit or paid down at any time	a consumer credit line that can be used up to a certain limit or paid down at any time